Batey, which handled the business before DDB, is also believed to be involved in the venture.
Christina Oliver, marketing director of Courts Singapore, commented: "Given that Courts in Singapore, Malaysia and Indonesia are now under common ownership, there are opportunities to maximize our synergies.
"In reviewing a common marketing platform, the merits of a different agency arrangement to better support the business is being debated and evaluated. We are at an early stage and have not yet reached any conclusion."
Sources add that the client is unhappy with the company's marketing ROI, and wants more control over its marketing function.
Courts Group International was acquired by Singapore Retail Group, a company jointly owned by Baring Private Equity and Topaz Investment, in June last year.
The new owners wants to roll out the Courts brand in countries including China, Australia, India, Hong Kong, the Philippines, Sri Lanka, New Zealand and Brunei.
Courts operates stores in Malaysia and Thailand as well as Singapore.